--- a/include/internal/object.h	2015-05-27 03:27:34.102294894 -0700
+++ b/include/internal/object.h	2015-10-28 13:01:38.315308063 -0700
@@ -153,6 +153,12 @@
 	uint32_t               set[__NFCT_BITSET];
 };
 
+struct __nfct_comcerto_fp_info {
+	int		ifindex;
+	int		iif;
+	uint32_t	mark;
+};
+
 struct nf_conntrack {
 	struct nfct_tuple_head 	head;
 	struct __nfct_tuple	repl;
@@ -161,6 +167,7 @@
 	uint32_t 	timeout;
 	uint32_t	mark;
 	uint32_t	secmark;
+	struct __nfct_comcerto_fp_info fp_info[__DIR_MAX];
 	uint32_t 	status;
 	uint32_t	use;
 	uint32_t	id;

--- a/include/libnetfilter_conntrack/libnetfilter_conntrack.h	2015-10-28 12:16:54.927728157 -0700
+++ b/include/libnetfilter_conntrack/libnetfilter_conntrack.h	2015-10-28 13:03:47.498110493 -0700
@@ -136,6 +136,12 @@
 	ATTR_HELPER_INFO,			/* variable length */
 	ATTR_CONNLABELS,			/* variable length */
 	ATTR_CONNLABELS_MASK,			/* variable length */
+	ATTR_ORIG_COMCERTO_FP_IIF,
+	ATTR_ORIG_COMCERTO_FP_IFINDEX,
+	ATTR_ORIG_COMCERTO_FP_MARK,
+	ATTR_REPL_COMCERTO_FP_IIF,
+	ATTR_REPL_COMCERTO_FP_IFINDEX,
+	ATTR_REPL_COMCERTO_FP_MARK,
 	ATTR_MAX
 };

--- a/include/libnetfilter_conntrack/linux_nfnetlink_conntrack.h	2015-05-27 03:25:48.066296086 -0700
+++ b/include/libnetfilter_conntrack/linux_nfnetlink_conntrack.h	2015-10-28 13:06:10.884777061 -0700
@@ -57,6 +57,8 @@
 	CTA_MARK_MASK,
 	CTA_LABELS,
 	CTA_LABELS_MASK,
+	CTA_COMCERTO_FP_ORIG = 32,
+	CTA_COMCERTO_FP_REPLY,
 	__CTA_MAX
 };
 #define CTA_MAX (__CTA_MAX - 1)
@@ -222,6 +224,15 @@
 };
 #define CTA_HELP_MAX (__CTA_HELP_MAX - 1)
 
+enum ctattr_comcerto_fp {
+	CTA_COMCERTO_FP_UNSPEC,
+	CTA_COMCERTO_FP_MARK,
+	CTA_COMCERTO_FP_IFINDEX,
+	CTA_COMCERTO_FP_IIF,
+	__CTA_COMCERTO_FP_MAX
+};
+#define CTA_COMCERTO_FP_MAX (__CTA_COMCERTO_FP_MAX - 1)
+
 enum ctattr_secctx {
 	CTA_SECCTX_UNSPEC,
 	CTA_SECCTX_NAME,

--- a/src/conntrack/getter.c	2015-05-27 03:23:01.782297954 -0700
+++ b/src/conntrack/getter.c	2015-10-28 13:10:43.782229021 -0700
@@ -349,6 +349,36 @@
 	return ct->connlabels_mask;
 }
 
+static const void *get_attr_orig_comcerto_fp_iif(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_ORIG].iif;
+}
+
+static const void *get_attr_orig_comcerto_fp_ifindex(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_ORIG].ifindex;
+}
+
+static const void *get_attr_orig_comcerto_fp_mark(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_ORIG].mark;
+}
+
+static const void *get_attr_repl_comcerto_fp_iif(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_REPL].iif;
+}
+
+static const void *get_attr_repl_comcerto_fp_ifindex(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_REPL].ifindex;
+}
+
+static const void *get_attr_repl_comcerto_fp_mark(const struct nf_conntrack *ct)
+{
+	return &ct->fp_info[__DIR_REPL].mark;
+}
+
 const get_attr get_attr_array[ATTR_MAX] = {
 	[ATTR_ORIG_IPV4_SRC]		= get_attr_orig_ipv4_src,
 	[ATTR_ORIG_IPV4_DST] 		= get_attr_orig_ipv4_dst,
@@ -418,4 +448,10 @@
 	[ATTR_HELPER_INFO]		= get_attr_helper_info,
 	[ATTR_CONNLABELS]		= get_attr_connlabels,
 	[ATTR_CONNLABELS_MASK]		= get_attr_connlabels_mask,
+	[ATTR_ORIG_COMCERTO_FP_IIF]	= get_attr_orig_comcerto_fp_iif,
+	[ATTR_ORIG_COMCERTO_FP_IFINDEX] = get_attr_orig_comcerto_fp_ifindex,
+	[ATTR_ORIG_COMCERTO_FP_MARK]	= get_attr_orig_comcerto_fp_mark,
+	[ATTR_REPL_COMCERTO_FP_IIF]	= get_attr_repl_comcerto_fp_iif,
+	[ATTR_REPL_COMCERTO_FP_IFINDEX] = get_attr_repl_comcerto_fp_ifindex,
+	[ATTR_REPL_COMCERTO_FP_MARK]	= get_attr_repl_comcerto_fp_mark,
 };

--- a/src/conntrack/parse.c	2015-05-27 03:27:34.114294894 -0700
+++ b/src/conntrack/parse.c	2015-10-28 13:21:18.412256588 -0700
@@ -493,6 +493,50 @@
 	}
 }
 
+static void 
+__parse_comcerto_fp(const struct nfattr *attr, struct nf_conntrack *ct, int dir)
+{
+	struct nfattr *tb[CTA_COMCERTO_FP_MAX];
+
+	nfnl_parse_nested(tb, CTA_COMCERTO_FP_MAX, attr);
+
+	if (tb[CTA_COMCERTO_FP_IIF-1]) {
+		ct->fp_info[dir].iif = *(uint32_t *)NFA_DATA(tb[CTA_COMCERTO_FP_IIF-1]);
+		switch(dir) {
+		case __DIR_ORIG:
+			set_bit(ATTR_ORIG_COMCERTO_FP_IIF, ct->head.set);
+			break;
+		case __DIR_REPL:
+			set_bit(ATTR_REPL_COMCERTO_FP_IIF, ct->head.set);
+			break;
+		}
+	}
+
+	if (tb[CTA_COMCERTO_FP_IFINDEX-1]) {
+		ct->fp_info[dir].ifindex = *(uint32_t *)NFA_DATA(tb[CTA_COMCERTO_FP_IFINDEX-1]);
+		switch(dir) {
+		case __DIR_ORIG:
+			set_bit(ATTR_ORIG_COMCERTO_FP_IFINDEX, ct->head.set);
+			break;
+		case __DIR_REPL:
+			set_bit(ATTR_REPL_COMCERTO_FP_IFINDEX, ct->head.set);
+			break;
+		}
+	}
+
+	if (tb[CTA_COMCERTO_FP_MARK-1]) {
+		ct->fp_info[dir].mark = *(uint32_t *)NFA_DATA(tb[CTA_COMCERTO_FP_MARK-1]);
+		switch(dir) {
+		case __DIR_ORIG:
+			set_bit(ATTR_ORIG_COMCERTO_FP_MARK, ct->head.set);
+			break;
+		case __DIR_REPL:
+			set_bit(ATTR_REPL_COMCERTO_FP_MARK, ct->head.set);
+			break;
+		}
+	}
+}
+
 void __parse_conntrack(const struct nlmsghdr *nlh,
 		       struct nfattr *cda[],
 		       struct nf_conntrack *ct)
@@ -552,6 +596,12 @@
 		set_bit(ATTR_SECMARK, ct->head.set);
 	}
 
+	if (cda[CTA_COMCERTO_FP_ORIG-1])
+		__parse_comcerto_fp(cda[CTA_COMCERTO_FP_ORIG-1], ct, __DIR_ORIG);
+
+	if (cda[CTA_COMCERTO_FP_REPLY-1])
+		__parse_comcerto_fp(cda[CTA_COMCERTO_FP_REPLY-1], ct, __DIR_REPL);
+
 	if (cda[CTA_COUNTERS_ORIG-1])
 		__parse_counters(cda[CTA_COUNTERS_ORIG-1], ct, __DIR_ORIG);